Patents by Inventor Jun Araki
Jun Araki has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 10784035Abstract: A coil device according to an aspect of this disclosure includes a coil portion including a conductive wire and a holding member that holds the conductive wire, and a cooling flow path through which a cooling fluid flows is provided in the holding member.Type: GrantFiled: August 19, 2016Date of Patent: September 22, 2020Assignee: IHI CORPORATIONInventors: Akio Ueda, Susumu Tokura, Kenji Nishimura, Motonao Niizuma, Jun Araki
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Patent number: 10748695Abstract: A coil device of solenoid type includes a coil portion having a bobbin and a conductive wire wound around the bobbin, a housing for accommodating the coil portion, and at least one fastener for fastening the bobbin and the housing. The conductive wire includes a plurality of extending portions extending along a wound wire direction on the bobbin and having gaps in a winding axis direction. The fastener is provided between the plurality of extending portions and is obliquely disposed with respect to a plane orthogonal to the winding axis direction.Type: GrantFiled: November 22, 2016Date of Patent: August 18, 2020Assignee: IHI CORPORATIONInventors: Susumu Tokura, Akio Ueda, Jun Araki
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Patent number: 10748699Abstract: A coil device of solenoid type includes a coil portion having a bobbin and a conductive wire wound around the bobbin, a housing for accommodating the coil portion, and at least one fastener for fastening the bobbin and the housing. The conductive wire includes a plurality of extending portions extending along a wound wire direction on the bobbin and having gaps in a winding axis direction, and the coil portion includes an enlarged portion in which a gap between extending portions adjacent to each other in the winding axis direction is wider than a gap between other extending portions. The fastener is provided in the enlarged portion.Type: GrantFiled: November 22, 2016Date of Patent: August 18, 2020Assignee: IHI CORPORATIONInventors: Susumu Tokura, Akio Ueda, Jun Araki
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Patent number: 10726989Abstract: A power transmission coil device includes a first helical coil having a first conductive wire forming a helical shape around an axis, and a second helical coil having a second conductive wire forming a helical shape around the axis, in which the first helical coil is electrically connected in parallel to the second helical coil, and the first conductive wire and the second conductive wire arranged along a direction of the axis.Type: GrantFiled: October 14, 2016Date of Patent: July 28, 2020Assignee: IHI CorporationInventors: Kentarou Furiya, Susumu Tokura, Kenji Nishimura, Jun Araki, Hideki Nagano
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Publication number: 20200210426Abstract: A server includes a controller in communication with the server and configured to receive a query related to an issue with a vehicle, retrieve information related to the query from a database that includes structured data including data related to vehicle issues and a solution to the vehicle issues, determine whether the database includes structured data including data related to the solution responsive to the query, and output information including the solution to the issue when the determination identifies that the structured data including the solution in the database or retrieve information from a website when the determination identifies that the structured data including the solution is not found in the database, wherein the controller is further configured to retrieve the information from the website by conducting a keyword search for a first set of results and filtering the information from the website utilizing an autoencoder.Type: ApplicationFiled: December 28, 2018Publication date: July 2, 2020Inventors: Jun ARAKI, Lin ZHAO, Zhe FENG
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Publication number: 20200204006Abstract: A foreign object detection device for a coil device including a second coil to transmit power to a first coil wirelessly or receive power from the first coil wirelessly including: a foreign object detection coil configured to be located between the first coil and the second coil; and a cover configured to cover an upper portion of the foreign object detection coil, wherein a top surface of the cover includes at least one inclined surface inclined relative to a coil plane of the second coil, and the inclined surface is inclined downward from a low sensitivity region where detection sensitivity of the foreign object detection coil is relatively lower to a high sensitivity region where the detection sensitivity of the foreign object detection coil is relatively higher.Type: ApplicationFiled: February 24, 2020Publication date: June 25, 2020Applicant: IHI CORPORATIONInventors: Atsushi ASANO, Kentarou FURIYA, Jun ARAKI
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Patent number: 10673276Abstract: Provided is a first coil device that faces a second coil device in a facing direction, and wirelessly transmits or receives power, the first coil device including a first coil portion, and a first auxiliary magnetic member provided adjacent to the first coil portion in a first direction orthogonal to the facing direction. The first auxiliary magnetic member is configured to be closer to the second coil device with increasing distance in the first direction from the first coil portion.Type: GrantFiled: May 2, 2017Date of Patent: June 2, 2020Assignee: IHI CorporationInventors: Susumu Tokura, Masakazu Hara, Kentarou Furiya, Jun Araki
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Patent number: 10608477Abstract: A foreign object detection device for a coil device including a second coil to transmit power to a first coil wirelessly or receive power from the first coil wirelessly including: a foreign object detection coil configured to be located between the first coil and the second coil; and a cover configured to cover an upper portion of the foreign object detection coil, wherein a top surface of the cover includes at least one inclined surface inclined relative to a coil plane of the second coil, and the inclined surface is inclined downward from a low sensitivity region where detection sensitivity of the foreign object detection coil is relatively lower to a high sensitivity region where the detection sensitivity of the foreign object detection coil is relatively higher.Type: GrantFiled: January 14, 2016Date of Patent: March 31, 2020Assignee: IHI CORPORATIONInventors: Atsushi Asano, Kentarou Furiya, Jun Araki, Masahiko Goto
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Patent number: 10600561Abstract: A first coil device includes a first coil portion that faces a second coil portion of a second coil device in a first direction and includes a conductive wire, and at least one nonmagnetic member that includes a protrusion protruding to an outside of the first coil portion in a second direction orthogonal to the first direction. The nonmagnetic member includes an eddy current interrupter that interrupts a part of an eddy current generated in the nonmagnetic member.Type: GrantFiled: May 25, 2016Date of Patent: March 24, 2020Assignee: IHI CORPORATIONInventors: Jun Araki, Motonao Niizuma, Susumu Tokura, Kentaro Furiya, Toshio Nakamura, Kenji Nishimura
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Publication number: 20190326049Abstract: A coil device is provided with a coil and a holder which holds the coil. The coil is formed by a conductive wire being wound in a wound wire direction and includes a plurality of turns that are adjacent in a direction intersecting the wound wire direction. The holder includes a plurality of first holding portions that hold the conductive wire in such a way that the conductive wire passes along a plurality of first paths corresponding to the plurality of turns, and at least one second holding portion which holds the conductive wire in such a way that the conductive wire passes along a second path extending in a direction intersecting the wound wire direction and connecting the first paths.Type: ApplicationFiled: August 30, 2017Publication date: October 24, 2019Applicant: IHI CORPORATIONInventors: Kenji NISHIMURA, Susumu TOKURA, Jun ARAKI
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Patent number: 10454319Abstract: According to an embodiment, a management system manages a power transmitter capable of wirelessly transmitting power to a power receiver of a movable object. The management system includes a detection unit configured to detect a state of the power transmitter, a storage unit configured to store a relationship between the state of the power transmitter and a power transmission level indicating possibility of power transmission of the power transmitter, an identification unit configured to identify the power transmission level corresponding to the state detected by the detection unit, and an output unit configured to output the identified power transmission level before the power transmitter starts transmitting power.Type: GrantFiled: September 7, 2017Date of Patent: October 22, 2019Assignee: IHI CORPORATIONInventors: Motonao Niizuma, Susumu Tokura, Eiichi Urushibata, Hideo Naganuma, Jun Araki
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Patent number: 10454314Abstract: A wireless power-supplying system according to the present disclosure includes a power-transmitting device and a power-receiving device. The power-transmitting device includes a power-transmitting coil to which AC power of a certain frequency is input from a power supply and a controller which controls a frequency. The power-receiving device includes a power-receiving coil magnetically coupled with the power-transmitting coil with a certain coupling coefficient and a power-receiving side series element connected to the power-receiving coil in series and having imaginary impedance jZS2i. The imaginary impedance is defined so that impedance when a power-receiving side is seen from the power supply is independent of the coupling coefficient when the frequency and the coupling coefficient are predetermined values.Type: GrantFiled: May 17, 2017Date of Patent: October 22, 2019Assignee: IHI CORPORATIONInventors: Toshio Nakamura, Takahiko Murayama, Jun Araki
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Patent number: 10446316Abstract: A coil device includes a first coil portion which faces a second coil portion of another coil device and has a conductive wire, and at least one non-magnetic member disposed on an opposite side from a side facing the second coil portion. The non-magnetic member includes an eddy current interrupter for changing a state of an eddy current formed in the non-magnetic member by interrupting a portion of the eddy current.Type: GrantFiled: December 22, 2016Date of Patent: October 15, 2019Assignee: IHI CORPORATIONInventors: Kentarou Furiya, Susumu Tokura, Masakazu Hara, Jun Araki
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Patent number: 10418858Abstract: A wireless power supply system includes a power transmitter having a power-transmitting coil to which AC power of a frequency is input from a power source; and a power receiver having a power-receiving coil magnetically coupled to the power-transmitting coil at a coupling coefficient, and a first power-receiving-side series element coupled in series to the power-receiving coil and having imaginary impedance, in which the frequency, the coupling coefficient and the imaginary impedance are determined on the basis of satisfying a predetermined relationship.Type: GrantFiled: December 13, 2017Date of Patent: September 17, 2019Assignee: IHI CorporationInventors: Takahiko Murayama, Jun Araki, Toshio Nakamura
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Publication number: 20190252105Abstract: A coil device includes a coil portion including at least a coil, a housing including a base disposed on a side of a first surface of the coil portion and a cover disposed on a side of a second surface of the coil portion and accommodating the coil portion in an internal space formed by the base and the cover, and a fixing member fixing the cover to the base. The fixing member includes a first fixing portion disposed along at least the cover on a first outer periphery of the housing surrounding the base and the cover.Type: ApplicationFiled: June 9, 2017Publication date: August 15, 2019Applicant: IHI CorporationInventors: Kenji NISHIMURA, Kentaro FURIYA, Jun ARAKI
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Patent number: 10336200Abstract: A wireless power supply system includes a power transmitter and a power receiver. The power transmitter includes a power-transmitting coil to which AC power of a frequency is input from a power source. The power receiver includes a power-receiving coil magnetically coupled to the power-transmitting coil at a coupling coefficient, and a first power-receiving-side series element coupled in series to the power-receiving coil and having imaginary impedance jZS2i. In this wireless power supply system, the frequency and the imaginary impedance are determined so that impedance of a power-receiving side seen from the power source is independent of the coupling coefficient when the coupling coefficient changes.Type: GrantFiled: October 13, 2016Date of Patent: July 2, 2019Assignee: IHI CORPORATIONInventors: Toshio Nakamura, Takahiko Murayama, Jun Araki
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Patent number: 10315527Abstract: A power reception coil device is a power reception coil device attached to a movable body, for wirelessly receiving power from a power transmission coil device, and includes a power reception coil portion including a conductive wire, and a nonmagnetic body disposed between the movable body and the power reception coil portion. The nonmagnetic body includes a first overhang protruding in a first direction outwardly from one end portion of a region onto which the power reception coil portion is projected in a second direction. The first direction is orthogonal to the second direction in which the power reception coil device opposes the power transmission coil device. The first overhang is longer than or equal to a maximum permissible misalignment permissible between the power reception coil portion and a power transmission coil portion of the power transmission coil device.Type: GrantFiled: February 16, 2017Date of Patent: June 11, 2019Assignee: IHI CORPORATIONInventors: Susumu Tokura, Masakazu Hara, Kentarou Furiya, Jun Araki
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Patent number: 10315529Abstract: A cooling system includes a cooling unit configured to cool at least one of a power reception unit configured to wirelessly receive power from a power transmission unit and a power storage unit configured to store the power received by the power reception unit; and a controller configured to control the cooling unit. The cooling unit is operated by the power received by the power reception unit, and the controller controls the cooling unit on the basis of a necessary amount of charge of the power storage unit.Type: GrantFiled: May 20, 2016Date of Patent: June 11, 2019Assignee: IHI CORPORATIONInventors: Jun Araki, Motonao Niizuma, Susumu Tokura, Eiichi Urushibata, Hideo Naganuma
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Patent number: 10305334Abstract: A wireless power-supplying system includes a power-transmitting device that transmits power in a wireless manner and a power-receiving device that receives the power and supplies the received power to a load, the power-receiving device includes a switch that switches the connection to the load and a load circuit that is supplied with the power when the switch is in an open state, and the wireless power-supplying system includes a control unit that performs a position determining process of determining whether the power-transmitting device and the power-receiving device have a positional relationship in which power is suppliable to the load on the basis of at least one of power, voltage, and current in at least one of the power-transmitting device and the power-receiving device when the power is supplied to the load circuit.Type: GrantFiled: September 29, 2016Date of Patent: May 28, 2019Assignee: IHI CORPORATIONInventors: Takahiko Murayama, Jun Araki
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Patent number: 10287079Abstract: A flexible package including a package body including a first side-surface film and a second side-surface film sealed in a peripheral portion. The package body has sealed portions formed in side edge portions such that a non-sealed portion is formed in at least one of the sealed portions. The non-sealed portion has a gas injection portion containing a gas which has a specific heat at constant volume of 0.67 kJ/kg·deg or higher at 0° C. and 1 atm. The gas injection portion has a diameter of from 3 to 50 mm and is formed such that a repelling force is from 4 to 30 N at 23° C. and 1 atm when an entire gas injection portion is nipped from both sides of the first and second side-surface films and squeezed until a nipped gas injection portion has a width equal to a half of the diameter of the gas injection portion.Type: GrantFiled: June 16, 2016Date of Patent: May 14, 2019Assignee: TOPPAN PRINTING CO., LTD.Inventors: Jun Araki, Motoo Yanagiuchi, Noriyuki Sasaki, Shunsuke Yajima, Masashi Goto